Main subject: 2.5D three-dimensional desk calendar shape with a red check mark, accompanied by a standing flat mobile phone-shaped decoration, an origami-style paper plane placed in the lower left corner, and a standing mini figure in the lower right corner, with tiny starburst decorations dotted throughout the image. Scene: A fresh virtual minimalist space with no superfluous objects, an ethereal and lightweight display scene. Style: 2.5D light pseudo-3D illustration, with frosted grain texture, round and cartoonish shapes, overall a healing and fresh commercial illustration style. Color palette: Soft macaron gradient colors, with a light green at the top of the image transitioning downward to a light cyan-blue, overall low color saturation, bright and soft. Lighting: Soft diffused side lighting, no harsh shadows, with subtle volumetric lighting outlining the edges of elements, overall transparent and lightweight lighting. Composition: Vertical portrait composition, core visual elements concentrated in the lower-middle part of the image, with blank spaces left in the upper and lower areas, balanced and stable overall composition. Use: Decorative illustration for mobile APP interfaces, the blank upper and lower areas are suitable for content layout, overall style is friendly and healing.